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Commit e448f238 authored by Antoine Cellerier's avatar Antoine Cellerier
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rss.c: add some Atom stuff and some extra checks.

parent 009df329
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Showing with 94 additions and 21 deletions
modules/video_filter/rss.c
View file @ e448f238
......@@ -21,6 +21,11 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Atom : http://www.ietf.org/rfc/rfc4287.txt
* RSS : http://www.rssboard.org/rss-specification
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
......@@ -559,7 +564,7 @@ char *removeWhiteChars( char *psz_src )
}
/****************************************************************************
* FetchRSS
* FetchRSS (or Atom) feeds
***************************************************************************/
static int FetchRSS( filter_t *p_filter)
{
......@@ -617,7 +622,7 @@ static int FetchRSS( filter_t *p_filter)
p_feed->i_items = 0;
p_feed->p_items = NULL;
msg_Dbg( p_filter, "Opening %s RSS feed ...", psz_feed );
msg_Dbg( p_filter, "Opening %s RSS/Atom feed ...", psz_feed );
p_stream = stream_UrlNew( p_filter, psz_feed );
if( !p_stream )
......@@ -656,12 +661,11 @@ static int FetchRSS( filter_t *p_filter)
{
return 1;
}
# define RSS_DEBUG
# ifdef RSS_DEBUG
msg_Dbg( p_filter, "element name : %s", psz_eltname );
# endif
if( !strcmp( psz_eltname, "item" )
|| !strcmp( psz_eltname, "entry" ) )
if( !strcmp( psz_eltname, "item" ) /* rss */
|| !strcmp( psz_eltname, "entry" ) ) /* atom */
{
b_is_item = VLC_TRUE;
p_feed->i_items++;
......@@ -671,10 +675,62 @@ static int FetchRSS( filter_t *p_filter)
= NULL;
p_feed->p_items[p_feed->i_items-1].psz_link = NULL;
}
else if( !strcmp( psz_eltname, "image" ) )
else if( !strcmp( psz_eltname, "image" ) ) /* rss */
{
b_is_image = VLC_TRUE;
}
else if( !strcmp( psz_eltname, "link" ) ) /* atom */
{
char *psz_href = NULL;
char *psz_rel = NULL;
while( xml_ReaderNextAttr( p_xml_reader )
== VLC_SUCCESS )
{
char *psz_name = xml_ReaderName( p_xml_reader );
char *psz_value = xml_ReaderValue( p_xml_reader );
if( !strcmp( psz_name, "rel" ) )
{
psz_rel = psz_value;
}
else if( !strcmp( psz_name, "href" ) )
{
psz_href = psz_value;
}
else
{
free( psz_value );
}
free( psz_name );
}
if( psz_rel && psz_href )
{
if( !strcmp( psz_rel, "alternate" )
&& b_is_item == VLC_FALSE
&& b_is_image == VLC_FALSE
&& !p_feed->psz_link )
{
p_feed->psz_link = psz_href;
}
/* this isn't in the rfc but i found some ... */
else if( ( !strcmp( psz_rel, "logo" )
|| !strcmp( psz_rel, "icon" ) )
&& b_is_item == VLC_FALSE
&& b_is_image == VLC_FALSE
&& !p_feed->psz_image )
{
p_feed->psz_image = psz_href;
}
else
{
free( psz_href );
}
}
else
{
if( psz_href ) free( psz_href );
}
if( psz_rel ) free( psz_rel );
}
break;
case XML_READER_ENDELEM:
......@@ -691,13 +747,13 @@ static int FetchRSS( filter_t *p_filter)
# ifdef RSS_DEBUG
msg_Dbg( p_filter, "element end : %s", psz_eltname );
# endif
if( !strcmp( psz_eltname, "item" )
|| !strcmp( psz_eltname, "entry" ) )
if( !strcmp( psz_eltname, "item" ) /* rss */
|| !strcmp( psz_eltname, "entry" ) ) /* atom */
{
b_is_item = VLC_FALSE;
i_item++;
}
else if( !strcmp( psz_eltname, "image" ) )
else if( !strcmp( psz_eltname, "image" ) ) /* rss */
{
b_is_image = VLC_FALSE;
}
......@@ -725,15 +781,19 @@ static int FetchRSS( filter_t *p_filter)
{
struct rss_item_t *p_item;
p_item = p_feed->p_items+i_item;
if( !strcmp( psz_eltname, "title" ) )
if( !strcmp( psz_eltname, "title" ) /* rss/atom */
&& !p_item->psz_title )
{
p_item->psz_title = psz_eltvalue;
}
else if( !strcmp( psz_eltname, "link" ) )
else if( !strcmp( psz_eltname, "link" ) /* rss */
&& !p_item->psz_link )
{
p_item->psz_link = psz_eltvalue;
}
else if( !strcmp( psz_eltname, "description" ) )
else if((!strcmp( psz_eltname, "description" ) /* rss */
|| !strcmp( psz_eltname, "summary" ) ) /* atom */
&& !p_item->psz_description )
{
p_item->psz_description = psz_eltvalue;
}
......@@ -745,12 +805,10 @@ static int FetchRSS( filter_t *p_filter)
}
else if( b_is_image == VLC_TRUE )
{
if( !strcmp( psz_eltname, "url" ) )
if( !strcmp( psz_eltname, "url" ) /* rss */
&& !p_feed->psz_image )
{
p_feed->psz_image = psz_eltvalue;
if( p_sys->b_images == VLC_TRUE )
p_feed->p_pic = LoadImage( p_filter,
p_feed->psz_image );
}
else
{
......@@ -760,19 +818,28 @@ static int FetchRSS( filter_t *p_filter)
}
else
{
if( !strcmp( psz_eltname, "title" ) )
if( !strcmp( psz_eltname, "title" ) /* rss/atom */
&& !p_feed->psz_title )
{
p_feed->psz_title = psz_eltvalue;
}
else if( !strcmp( psz_eltname, "link" ) )
else if( !strcmp( psz_eltname, "link" ) /* rss */
&& !p_feed->psz_link )
{
p_feed->psz_link = psz_eltvalue;
}
else if( !strcmp( psz_eltname, "description" )
|| !strcmp( psz_eltname, "subtitle" ) )
else if((!strcmp( psz_eltname, "description" ) /* rss */
|| !strcmp( psz_eltname, "subtitle" ) ) /* atom */
&& !p_feed->psz_description )
{
p_feed->psz_description = psz_eltvalue;
}
else if( ( !strcmp( psz_eltname, "logo" ) /* atom */
|| !strcmp( psz_eltname, "icon" ) ) /* atom */
&& !p_feed->psz_image )
{
p_feed->psz_image = psz_eltvalue;
}
else
{
free( psz_eltvalue );
......@@ -783,9 +850,15 @@ static int FetchRSS( filter_t *p_filter)
}
}
if( p_sys->b_images == VLC_TRUE
&& p_feed->psz_image && !p_feed->p_pic )
{
p_feed->p_pic = LoadImage( p_filter, p_feed->psz_image );
}
if( p_xml_reader && p_xml ) xml_ReaderDelete( p_xml, p_xml_reader );
if( p_stream ) stream_Delete( p_stream );
msg_Dbg( p_filter, "Done with %s RSS feed.", psz_feed );
msg_Dbg( p_filter, "Done with %s RSS/Atom feed.", psz_feed );
}
free( psz_buffer_2 );
if( p_xml ) xml_Delete( p_xml );
......
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